How to Lock 4G Only Signal on ASUS ZenFone

In this post zenfoneblog will share tutorial How to Lock 4G signal on ASUS ZenFone. If you using cellular data connection then you might have notice that weak 4G signal result in downgrading the cellular network to 3G or 2G. In this tutorial zenfoneblog will teach you how to force 4G only signal on ZenFone without third party apps.

Note: This tutorial only work on ZenFone with 4G (have L on model number such as ZenFone 2 ZE551ML, ZenFone 3 ZE520KL, ZenFone Go ZB452KL, etc)